80190728

素因数分解:

$2^3\times {\mathrm{167}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 152530560

約数和(自身を除く): 72339832

約数列:

[1, 2, 4, 8, 167, 193, 311, 334, 386, 622, 668, 772, 1244, 1336, 1544, 2488, 32231, 51937, 60023, 64462, 103874, 120046, 128924, 207748, 240092, 257848, 415496, 480184, 10023841, 20047682, 40095364, 80190728]

約数ペア:

[(1, 80190728), (2, 40095364), (4, 20047682), (8, 10023841), (167, 480184), (193, 415496), (311, 257848), (334, 240092), (386, 207748), (622, 128924), (668, 120046), (772, 103874), (1244, 64462), (1336, 60023), (1544, 51937), (2488, 32231)]